Keyboard



FIG. 1 is a front elevation view of a keyboard showing our new design;

FIG. 2 is a right side elevation thereof;

FIG. 3 is an enlarge left side elevation thereof;

FIG. 4 is a back elevation thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view of a second embodiment thereof;

FIG. 8 is a right side elevation thereof;

FIG. 9 is a left side elevation thereof;

FIG. 10 is a back elevation thereof;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof; and,

FIG. 13 is a top, front and right perspective view thereof.

The indicia on the keys in FIG. 11 are understood to be included in the second embodiment, but are not shown in FIG. 13 for ease of illustration. 

The ornamental design for a keyboard, as shown and described. 